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-rw-r--r--fs/nilfs2/bmap.c1
-rw-r--r--fs/nilfs2/file.c2
-rw-r--r--fs/nilfs2/inode.c10
-rw-r--r--fs/nilfs2/ioctl.c23
-rw-r--r--fs/nilfs2/mdt.h2
-rw-r--r--fs/nilfs2/namei.c2
-rw-r--r--fs/nilfs2/nilfs.h3
-rw-r--r--fs/nilfs2/sb.h46
-rw-r--r--fs/nilfs2/segment.c47
-rw-r--r--fs/nilfs2/segment.h2
-rw-r--r--fs/nilfs2/super.c63
-rw-r--r--fs/nilfs2/the_nilfs.h1
12 files changed, 68 insertions, 134 deletions
diff --git a/fs/nilfs2/bmap.c b/fs/nilfs2/bmap.c
index 85447a2..4723f04 100644
--- a/fs/nilfs2/bmap.c
+++ b/fs/nilfs2/bmap.c
@@ -25,7 +25,6 @@
#include <linux/errno.h>
#include "nilfs.h"
#include "bmap.h"
-#include "sb.h"
#include "btree.h"
#include "direct.h"
#include "btnode.h"
diff --git a/fs/nilfs2/file.c b/fs/nilfs2/file.c
index 7a5e4ab..93589fc 100644
--- a/fs/nilfs2/file.c
+++ b/fs/nilfs2/file.c
@@ -59,7 +59,7 @@ static int nilfs_page_mkwrite(struct vm_area_struct *vma, struct vm_fault *vmf)
struct nilfs_transaction_info ti;
int ret;
- if (unlikely(nilfs_near_disk_full(NILFS_SB(inode->i_sb)->s_nilfs)))
+ if (unlikely(nilfs_near_disk_full(inode->i_sb->s_fs_info)))
return VM_FAULT_SIGBUS; /* -ENOSPC */
lock_page(page);
diff --git a/fs/nilfs2/inode.c b/fs/nilfs2/inode.c
index 7a3dbe4..d5625be 100644
--- a/fs/nilfs2/inode.c
+++ b/fs/nilfs2/inode.c
@@ -295,7 +295,7 @@ const struct address_space_operations nilfs_aops = {
struct inode *nilfs_new_inode(struct inode *dir, int mode)
{
struct super_block *sb = dir->i_sb;
- struct the_nilfs *nilfs = NILFS_SB(sb)->s_nilfs;
+ struct the_nilfs *nilfs = sb->s_fs_info;
struct inode *inode;
struct nilfs_inode_info *ii;
struct nilfs_root *root;
@@ -433,7 +433,7 @@ static int __nilfs_read_inode(struct super_block *sb,
struct nilfs_root *root, unsigned long ino,
struct inode *inode)
{
- struct the_nilfs *nilfs = NILFS_SB(sb)->s_nilfs;
+ struct the_nilfs *nilfs = sb->s_fs_info;
struct buffer_head *bh;
struct nilfs_inode *raw_inode;
int err;
@@ -807,7 +807,7 @@ int nilfs_permission(struct inode *inode, int mask, unsigned int flags)
int nilfs_load_inode_block(struct inode *inode, struct buffer_head **pbh)
{
- struct the_nilfs *nilfs = NILFS_SB(inode->i_sb)->s_nilfs;
+ struct the_nilfs *nilfs = inode->i_sb->s_fs_info;
struct nilfs_inode_info *ii = NILFS_I(inode);
int err;
@@ -836,7 +836,7 @@ int nilfs_load_inode_block(struct inode *inode, struct buffer_head **pbh)
int nilfs_inode_dirty(struct inode *inode)
{
struct nilfs_inode_info *ii = NILFS_I(inode);
- struct the_nilfs *nilfs = NILFS_SB(inode->i_sb)->s_nilfs;
+ struct the_nilfs *nilfs = inode->i_sb->s_fs_info;
int ret = 0;
if (!list_empty(&ii->i_dirty)) {
@@ -851,7 +851,7 @@ int nilfs_inode_dirty(struct inode *inode)
int nilfs_set_file_dirty(struct inode *inode, unsigned nr_dirty)
{
struct nilfs_inode_info *ii = NILFS_I(inode);
- struct the_nilfs *nilfs = NILFS_SB(inode->i_sb)->s_nilfs;
+ struct the_nilfs *nilfs = inode->i_sb->s_fs_info;
atomic_add(nr_dirty, &nilfs->ns_ndirtyblks);
diff --git a/fs/nilfs2/ioctl.c b/fs/nilfs2/ioctl.c
index 5471eed..95c04c2 100644
--- a/fs/nilfs2/ioctl.c
+++ b/fs/nilfs2/ioctl.c
@@ -166,8 +166,7 @@ static int nilfs_ioctl_getversion(struct inode *inode, void __user *argp)
static int nilfs_ioctl_change_cpmode(struct inode *inode, struct file *filp,
unsigned int cmd, void __user *argp)
{
- struct the_nilfs *nilfs = NILFS_SB(inode->i_sb)->s_nilfs;
- struct inode *cpfile = nilfs->ns_cpfile;
+ struct the_nilfs *nilfs = inode->i_sb->s_fs_info;
struct nilfs_transaction_info ti;
struct nilfs_cpmode cpmode;
int ret;
@@ -187,7 +186,7 @@ static int nilfs_ioctl_change_cpmode(struct inode *inode, struct file *filp,
nilfs_transaction_begin(inode->i_sb, &ti, 0);
ret = nilfs_cpfile_change_cpmode(
- cpfile, cpmode.cm_cno, cpmode.cm_mode);
+ nilfs->ns_cpfile, cpmode.cm_cno, cpmode.cm_mode);
if (unlikely(ret < 0))
nilfs_transaction_abort(inode->i_sb);
else
@@ -203,7 +202,7 @@ static int
nilfs_ioctl_delete_checkpoint(struct inode *inode, struct file *filp,
unsigned int cmd, void __user *argp)
{
- struct inode *cpfile = NILFS_SB(inode->i_sb)->s_nilfs->ns_cpfile;
+ struct the_nilfs *nilfs = inode->i_sb->s_fs_info;
struct nilfs_transaction_info ti;
__u64 cno;
int ret;
@@ -220,7 +219,7 @@ nilfs_ioctl_delete_checkpoint(struct inode *inode, struct file *filp,
goto out;
nilfs_transaction_begin(inode->i_sb, &ti, 0);
- ret = nilfs_cpfile_delete_checkpoint(cpfile, cno);
+ ret = nilfs_cpfile_delete_checkpoint(nilfs->ns_cpfile, cno);
if (unlikely(ret < 0))
nilfs_transaction_abort(inode->i_sb);
else
@@ -246,7 +245,7 @@ nilfs_ioctl_do_get_cpinfo(struct the_nilfs *nilfs, __u64 *posp, int flags,
static int nilfs_ioctl_get_cpstat(struct inode *inode, struct file *filp,
unsigned int cmd, void __user *argp)
{
- struct the_nilfs *nilfs = NILFS_SB(inode->i_sb)->s_nilfs;
+ struct the_nilfs *nilfs = inode->i_sb->s_fs_info;
struct nilfs_cpstat cpstat;
int ret;
@@ -277,7 +276,7 @@ nilfs_ioctl_do_get_suinfo(struct the_nilfs *nilfs, __u64 *posp, int flags,
static int nilfs_ioctl_get_sustat(struct inode *inode, struct file *filp,
unsigned int cmd, void __user *argp)
{
- struct the_nilfs *nilfs = NILFS_SB(inode->i_sb)->s_nilfs;
+ struct the_nilfs *nilfs = inode->i_sb->s_fs_info;
struct nilfs_sustat sustat;
int ret;
@@ -333,7 +332,7 @@ nilfs_ioctl_do_get_bdescs(struct the_nilfs *nilfs, __u64 *posp, int flags,
static int nilfs_ioctl_get_bdescs(struct inode *inode, struct file *filp,
unsigned int cmd, void __user *argp)
{
- struct the_nilfs *nilfs = NILFS_SB(inode->i_sb)->s_nilfs;
+ struct the_nilfs *nilfs = inode->i_sb->s_fs_info;
struct nilfs_argv argv;
int ret;
@@ -402,7 +401,7 @@ static int nilfs_ioctl_move_blocks(struct super_block *sb,
struct nilfs_argv *argv, void *buf)
{
size_t nmembs = argv->v_nmembs;
- struct the_nilfs *nilfs = NILFS_SB(sb)->s_nilfs;
+ struct the_nilfs *nilfs = sb->s_fs_info;
struct inode *inode;
struct nilfs_vdesc *vdesc;
struct buffer_head *bh, *n;
@@ -616,7 +615,7 @@ static int nilfs_ioctl_clean_segments(struct inode *inode, struct file *filp,
ret = PTR_ERR(kbufs[4]);
goto out;
}
- nilfs = NILFS_SB(inode->i_sb)->s_nilfs;
+ nilfs = inode->i_sb->s_fs_info;
for (n = 0; n < 4; n++) {
ret = -EINVAL;
@@ -689,7 +688,7 @@ static int nilfs_ioctl_sync(struct inode *inode, struct file *filp,
return ret;
if (argp != NULL) {
- nilfs = NILFS_SB(inode->i_sb)->s_nilfs;
+ nilfs = inode->i_sb->s_fs_info;
down_read(&nilfs->ns_segctor_sem);
cno = nilfs->ns_cno - 1;
up_read(&nilfs->ns_segctor_sem);
@@ -707,7 +706,7 @@ static int nilfs_ioctl_get_info(struct inode *inode, struct file *filp,
void *, size_t, size_t))
{
- struct the_nilfs *nilfs = NILFS_SB(inode->i_sb)->s_nilfs;
+ struct the_nilfs *nilfs = inode->i_sb->s_fs_info;
struct nilfs_argv argv;
int ret;
diff --git a/fs/nilfs2/mdt.h b/fs/nilfs2/mdt.h
index b13734b..ed68563 100644
--- a/fs/nilfs2/mdt.h
+++ b/fs/nilfs2/mdt.h
@@ -66,7 +66,7 @@ static inline struct nilfs_mdt_info *NILFS_MDT(const struct inode *inode)
static inline struct the_nilfs *NILFS_I_NILFS(struct inode *inode)
{
- return NILFS_SB(inode->i_sb)->s_nilfs;
+ return inode->i_sb->s_fs_info;
}
/* Default GFP flags using highmem */
diff --git a/fs/nilfs2/namei.c b/fs/nilfs2/namei.c
index 161791d..546849b 100644
--- a/fs/nilfs2/namei.c
+++ b/fs/nilfs2/namei.c
@@ -482,7 +482,7 @@ static struct dentry *nilfs_get_dentry(struct super_block *sb, u64 cno,
if (ino < NILFS_FIRST_INO(sb) && ino != NILFS_ROOT_INO)
return ERR_PTR(-ESTALE);
- root = nilfs_lookup_root(NILFS_SB(sb)->s_nilfs, cno);
+ root = nilfs_lookup_root(sb->s_fs_info, cno);
if (!root)
return ERR_PTR(-ESTALE);
diff --git a/fs/nilfs2/nilfs.h b/fs/nilfs2/nilfs.h
index eba1aaa..856e8e4 100644
--- a/fs/nilfs2/nilfs.h
+++ b/fs/nilfs2/nilfs.h
@@ -30,7 +30,6 @@
#include <linux/blkdev.h>
#include <linux/nilfs2_fs.h>
#include "the_nilfs.h"
-#include "sb.h"
#include "bmap.h"
/*
@@ -122,7 +121,7 @@ enum {
#define NILFS_SYS_INO_BITS \
((unsigned int)(1 << NILFS_ROOT_INO) | NILFS_MDT_INO_BITS)
-#define NILFS_FIRST_INO(sb) (NILFS_SB(sb)->s_nilfs->ns_first_ino)
+#define NILFS_FIRST_INO(sb) (((struct the_nilfs *)sb->s_fs_info)->ns_first_ino)
#define NILFS_MDT_INODE(sb, ino) \
((ino) < NILFS_FIRST_INO(sb) && (NILFS_MDT_INO_BITS & (1 << (ino))))
diff --git a/fs/nilfs2/sb.h b/fs/nilfs2/sb.h
deleted file mode 100644
index 44553f4..0000000
--- a/fs/nilfs2/sb.h
+++ /dev/null
@@ -1,46 +0,0 @@
-/*
- * sb.h - NILFS on-memory super block structure.
- *
- * Copyright (C) 2005-2008 Nippon Telegraph and Telephone Corporation.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
- *
- * Written by Ryusuke Konishi <ryusuke@osrg.net>
- *
- */
-
-#ifndef _NILFS_SB
-#define _NILFS_SB
-
-#include <linux/types.h>
-#include <linux/fs.h>
-
-struct the_nilfs;
-
-/*
- * NILFS super-block data in memory
- */
-struct nilfs_sb_info {
- /* Fundamental members */
- struct super_block *s_super; /* reverse pointer to super_block */
- struct the_nilfs *s_nilfs;
-};
-
-static inline struct nilfs_sb_info *NILFS_SB(struct super_block *sb)
-{
- return sb->s_fs_info;
-}
-
-#endif /* _NILFS_SB */
diff --git a/fs/nilfs2/segment.c b/fs/nilfs2/segment.c
index 90e3130..afe4f21 100644
--- a/fs/nilfs2/segment.c
+++ b/fs/nilfs2/segment.c
@@ -191,7 +191,7 @@ int nilfs_transaction_begin(struct super_block *sb,
vfs_check_frozen(sb, SB_FREEZE_WRITE);
- nilfs = NILFS_SB(sb)->s_nilfs;
+ nilfs = sb->s_fs_info;
down_read(&nilfs->ns_segctor_sem);
if (vacancy_check && nilfs_near_disk_full(nilfs)) {
up_read(&nilfs->ns_segctor_sem);
@@ -222,7 +222,7 @@ int nilfs_transaction_begin(struct super_block *sb,
int nilfs_transaction_commit(struct super_block *sb)
{
struct nilfs_transaction_info *ti = current->journal_info;
- struct the_nilfs *nilfs = NILFS_SB(sb)->s_nilfs;
+ struct the_nilfs *nilfs = sb->s_fs_info;
int err = 0;
BUG_ON(ti == NULL || ti->ti_magic != NILFS_TI_MAGIC);
@@ -252,13 +252,14 @@ int nilfs_transaction_commit(struct super_block *sb)
void nilfs_transaction_abort(struct super_block *sb)
{
struct nilfs_transaction_info *ti = current->journal_info;
+ struct the_nilfs *nilfs = sb->s_fs_info;
BUG_ON(ti == NULL || ti->ti_magic != NILFS_TI_MAGIC);
if (ti->ti_count > 0) {
ti->ti_count--;
return;
}
- up_read(&NILFS_SB(sb)->s_nilfs->ns_segctor_sem);
+ up_read(&nilfs->ns_segctor_sem);
current->journal_info = ti->ti_save;
if (ti->ti_flags & NILFS_TI_DYNAMIC_ALLOC)
@@ -267,7 +268,7 @@ void nilfs_transaction_abort(struct super_block *sb)
void nilfs_relax_pressure_in_lock(struct super_block *sb)
{
- struct the_nilfs *nilfs = NILFS_SB(sb)->s_nilfs;
+ struct the_nilfs *nilfs = sb->s_fs_info;
struct nilfs_sc_info *sci = nilfs->ns_writer;
if (!sci || !sci->sc_flush_request)
@@ -293,7 +294,7 @@ static void nilfs_transaction_lock(struct super_block *sb,
int gcflag)
{
struct nilfs_transaction_info *cur_ti = current->journal_info;
- struct the_nilfs *nilfs = NILFS_SB(sb)->s_nilfs;
+ struct the_nilfs *nilfs = sb->s_fs_info;
struct nilfs_sc_info *sci = nilfs->ns_writer;
WARN_ON(cur_ti);
@@ -321,7 +322,7 @@ static void nilfs_transaction_lock(struct super_block *sb,
static void nilfs_transaction_unlock(struct super_block *sb)
{
struct nilfs_transaction_info *ti = current->journal_info;
- struct the_nilfs *nilfs = NILFS_SB(sb)->s_nilfs;
+ struct the_nilfs *nilfs = sb->s_fs_info;
BUG_ON(ti == NULL || ti->ti_magic != NILFS_TI_MAGIC);
BUG_ON(ti->ti_count > 0);
@@ -770,7 +771,7 @@ static int nilfs_segctor_clean(struct nilfs_sc_info *sci)
static int nilfs_segctor_confirm(struct nilfs_sc_info *sci)
{
- struct the_nilfs *nilfs = NILFS_SB(sci->sc_super)->s_nilfs;
+ struct the_nilfs *nilfs = sci->sc_super->s_fs_info;
int ret = 0;
if (nilfs_test_metadata_dirty(nilfs, sci->sc_root))
@@ -786,7 +787,7 @@ static int nilfs_segctor_confirm(struct nilfs_sc_info *sci)
static void nilfs_segctor_clear_metadata_dirty(struct nilfs_sc_info *sci)
{
- struct the_nilfs *nilfs = NILFS_SB(sci->sc_super)->s_nilfs;
+ struct the_nilfs *nilfs = sci->sc_super->s_fs_info;
nilfs_mdt_clear_dirty(sci->sc_root->ifile);
nilfs_mdt_clear_dirty(nilfs->ns_cpfile);
@@ -796,7 +797,7 @@ static void nilfs_segctor_clear_metadata_dirty(struct nilfs_sc_info *sci)
static int nilfs_segctor_create_checkpoint(struct nilfs_sc_info *sci)
{
- struct the_nilfs *nilfs = NILFS_SB(sci->sc_super)->s_nilfs;
+ struct the_nilfs *nilfs = sci->sc_super->s_fs_info;
struct buffer_head *bh_cp;
struct nilfs_checkpoint *raw_cp;
int err;
@@ -820,7 +821,7 @@ static int nilfs_segctor_create_checkpoint(struct nilfs_sc_info *sci)
static int nilfs_segctor_fill_in_checkpoint(struct nilfs_sc_info *sci)
{
- struct the_nilfs *nilfs = NILFS_SB(sci->sc_super)->s_nilfs;
+ struct the_nilfs *nilfs = sci->sc_super->s_fs_info;
struct buffer_head *bh_cp;
struct nilfs_checkpoint *raw_cp;
int err;
@@ -1044,7 +1045,7 @@ static int nilfs_segctor_scan_file_dsync(struct nilfs_sc_info *sci,
static int nilfs_segctor_collect_blocks(struct nilfs_sc_info *sci, int mode)
{
- struct the_nilfs *nilfs = NILFS_SB(sci->sc_super)->s_nilfs;
+ struct the_nilfs *nilfs = sci->sc_super->s_fs_info;
struct list_head *head;
struct nilfs_inode_info *ii;
size_t ndone;
@@ -1853,7 +1854,7 @@ static void nilfs_segctor_complete_write(struct nilfs_sc_info *sci)
{
struct nilfs_segment_buffer *segbuf;
struct page *bd_page = NULL, *fs_page = NULL;
- struct the_nilfs *nilfs = NILFS_SB(sci->sc_super)->s_nilfs;
+ struct the_nilfs *nilfs = sci->sc_super->s_fs_info;
int update_sr = false;
list_for_each_entry(segbuf, &sci->sc_write_logs, sb_list) {
@@ -2024,7 +2025,7 @@ static void nilfs_segctor_drop_written_files(struct nilfs_sc_info *sci,
*/
static int nilfs_segctor_do_construct(struct nilfs_sc_info *sci, int mode)
{
- struct the_nilfs *nilfs = NILFS_SB(sci->sc_super)->s_nilfs;
+ struct the_nilfs *nilfs = sci->sc_super->s_fs_info;
struct page *failed_page;
int err;
@@ -2162,7 +2163,7 @@ static void nilfs_segctor_do_flush(struct nilfs_sc_info *sci, int bn)
*/
void nilfs_flush_segment(struct super_block *sb, ino_t ino)
{
- struct the_nilfs *nilfs = NILFS_SB(sb)->s_nilfs;
+ struct the_nilfs *nilfs = sb->s_fs_info;
struct nilfs_sc_info *sci = nilfs->ns_writer;
if (!sci || nilfs_doing_construction())
@@ -2252,7 +2253,7 @@ static void nilfs_segctor_wakeup(struct nilfs_sc_info *sci, int err)
*/
int nilfs_construct_segment(struct super_block *sb)
{
- struct the_nilfs *nilfs = NILFS_SB(sb)->s_nilfs;
+ struct the_nilfs *nilfs = sb->s_fs_info;
struct nilfs_sc_info *sci = nilfs->ns_writer;
struct nilfs_transaction_info *ti;
int err;
@@ -2290,7 +2291,7 @@ int nilfs_construct_segment(struct super_block *sb)
int nilfs_construct_dsync_segment(struct super_block *sb, struct inode *inode,
loff_t start, loff_t end)
{
- struct the_nilfs *nilfs = NILFS_SB(sb)->s_nilfs;
+ struct the_nilfs *nilfs = sb->s_fs_info;
struct nilfs_sc_info *sci = nilfs->ns_writer;
struct nilfs_inode_info *ii;
struct nilfs_transaction_info ti;
@@ -2381,7 +2382,7 @@ static void nilfs_segctor_notify(struct nilfs_sc_info *sci, int mode, int err)
*/
static int nilfs_segctor_construct(struct nilfs_sc_info *sci, int mode)
{
- struct the_nilfs *nilfs = NILFS_SB(sci->sc_super)->s_nilfs;
+ struct the_nilfs *nilfs = sci->sc_super->s_fs_info;
struct nilfs_super_block **sbp;
int err = 0;
@@ -2436,7 +2437,7 @@ nilfs_remove_written_gcinodes(struct the_nilfs *nilfs, struct list_head *head)
int nilfs_clean_segments(struct super_block *sb, struct nilfs_argv *argv,
void **kbufs)
{
- struct the_nilfs *nilfs = NILFS_SB(sb)->s_nilfs;
+ struct the_nilfs *nilfs = sb->s_fs_info;
struct nilfs_sc_info *sci = nilfs->ns_writer;
struct nilfs_transaction_info ti;
int err;
@@ -2552,7 +2553,7 @@ static int nilfs_segctor_flush_mode(struct nilfs_sc_info *sci)
static int nilfs_segctor_thread(void *arg)
{
struct nilfs_sc_info *sci = (struct nilfs_sc_info *)arg;
- struct the_nilfs *nilfs = NILFS_SB(sci->sc_super)->s_nilfs;
+ struct the_nilfs *nilfs = sci->sc_super->s_fs_info;
int timeout = 0;
sci->sc_timer.data = (unsigned long)current;
@@ -2666,7 +2667,7 @@ static void nilfs_segctor_kill_thread(struct nilfs_sc_info *sci)
static struct nilfs_sc_info *nilfs_segctor_new(struct super_block *sb,
struct nilfs_root *root)
{
- struct the_nilfs *nilfs = NILFS_SB(sb)->s_nilfs;
+ struct the_nilfs *nilfs = sb->s_fs_info;
struct nilfs_sc_info *sci;
sci = kzalloc(sizeof(*sci), GFP_KERNEL);
@@ -2726,7 +2727,7 @@ static void nilfs_segctor_write_out(struct nilfs_sc_info *sci)
*/
static void nilfs_segctor_destroy(struct nilfs_sc_info *sci)
{
- struct the_nilfs *nilfs = NILFS_SB(sci->sc_super)->s_nilfs;
+ struct the_nilfs *nilfs = sci->sc_super->s_fs_info;
int flag;
up_write(&nilfs->ns_segctor_sem);
@@ -2774,7 +2775,7 @@ static void nilfs_segctor_destroy(struct nilfs_sc_info *sci)
*/
int nilfs_attach_log_writer(struct super_block *sb, struct nilfs_root *root)
{
- struct the_nilfs *nilfs = NILFS_SB(sb)->s_nilfs;
+ struct the_nilfs *nilfs = sb->s_fs_info;
int err;
if (nilfs->ns_writer) {
@@ -2807,7 +2808,7 @@ int nilfs_attach_log_writer(struct super_block *sb, struct nilfs_root *root)
*/
void nilfs_detach_log_writer(struct super_block *sb)
{
- struct the_nilfs *nilfs = NILFS_SB(sb)->s_nilfs;
+ struct the_nilfs *nilfs = sb->s_fs_info;
LIST_HEAD(garbage_list);
down_write(&nilfs->ns_segctor_sem);
diff --git a/fs/nilfs2/segment.h b/fs/nilfs2/segment.h
index e01998e..6c02a86 100644
--- a/fs/nilfs2/segment.h
+++ b/fs/nilfs2/segment.h
@@ -27,7 +27,7 @@
#include <linux/fs.h>
#include <linux/buffer_head.h>
#include <linux/nilfs2_fs.h>
-#include "sb.h"
+#include "nilfs.h"
struct nilfs_root;
diff --git a/fs/nilfs2/super.c b/fs/nilfs2/super.c
index a8cbd69..062cca0 100644
--- a/fs/nilfs2/super.c
+++ b/fs/nilfs2/super.c
@@ -76,7 +76,7 @@ static int nilfs_remount(struct super_block *sb, int *flags, char *data);
static void nilfs_set_error(struct super_block *sb)
{
- struct the_nilfs *nilfs = NILFS_SB(sb)->s_nilfs;
+ struct the_nilfs *nilfs = sb->s_fs_info;
struct nilfs_super_block **sbp;
down_write(&nilfs->ns_sem);
@@ -108,7 +108,7 @@ static void nilfs_set_error(struct super_block *sb)
void nilfs_error(struct super_block *sb, const char *function,
const char *fmt, ...)
{
- struct the_nilfs *nilfs = NILFS_SB(sb)->s_nilfs;
+ struct the_nilfs *nilfs = sb->s_fs_info;
struct va_format vaf;
va_list args;
@@ -190,7 +190,7 @@ void nilfs_destroy_inode(struct inode *inode)
static int nilfs_sync_super(struct super_block *sb, int flag)
{
- struct the_nilfs *nilfs = NILFS_SB(sb)->s_nilfs;
+ struct the_nilfs *nilfs = sb->s_fs_info;
int err;
retry:
@@ -265,7 +265,7 @@ void nilfs_set_log_cursor(struct nilfs_super_block *sbp,
struct nilfs_super_block **nilfs_prepare_super(struct super_block *sb,
int flip)
{
- struct the_nilfs *nilfs = NILFS_SB(sb)->s_nilfs;
+ struct the_nilfs *nilfs = sb->s_fs_info;
struct nilfs_super_block **sbp = nilfs->ns_sbp;
/* nilfs->ns_sem must be locked by the caller. */
@@ -291,7 +291,7 @@ struct nilfs_super_block **nilfs_prepare_super(struct super_block *sb,
int nilfs_commit_super(struct super_block *sb, int flag)
{
- struct the_nilfs *nilfs = NILFS_SB(sb)->s_nilfs;
+ struct the_nilfs *nilfs = sb->s_fs_info;
struct nilfs_super_block **sbp = nilfs->ns_sbp;
time_t t;
@@ -324,7 +324,7 @@ int nilfs_commit_super(struct super_block *sb, int flag)
*/
int nilfs_cleanup_super(struct super_block *sb)
{
- struct the_nilfs *nilfs = NILFS_SB(sb)->s_nilfs;
+ struct the_nilfs *nilfs = sb->s_fs_info;
struct nilfs_super_block **sbp;
int flag = NILFS_SB_COMMIT;
int ret = -EIO;
@@ -349,8 +349,7 @@ int nilfs_cleanup_super(struct super_block *sb)
static void nilfs_put_super(struct super_block *sb)
{
- struct nilfs_sb_info *sbi = NILFS_SB(sb);
- struct the_nilfs *nilfs = sbi->s_nilfs;
+ struct the_nilfs *nilfs = sb->s_fs_info;
nilfs_detach_log_writer(sb);
@@ -365,14 +364,12 @@ static void nilfs_put_super(struct super_block *sb)
iput(nilfs->ns_dat);
destroy_nilfs(nilfs);
- sbi->s_super = NULL;
sb->s_fs_info = NULL;
- kfree(sbi);
}
static int nilfs_sync_fs(struct super_block *sb, int wait)
{
- struct the_nilfs *nilfs = NILFS_SB(sb)->s_nilfs;
+ struct the_nilfs *nilfs = sb->s_fs_info;
struct nilfs_super_block **sbp;
int err = 0;
@@ -396,7 +393,7 @@ static int nilfs_sync_fs(struct super_block *sb, int wait)
int nilfs_attach_checkpoint(struct super_block *sb, __u64 cno, int curr_mnt,
struct nilfs_root **rootp)
{
- struct the_nilfs *nilfs = NILFS_SB(sb)->s_nilfs;
+ struct the_nilfs *nilfs = sb->s_fs_info;
struct nilfs_root *root;
struct nilfs_checkpoint *raw_cp;
struct buffer_head *bh_cp;
@@ -449,7 +446,7 @@ int nilfs_attach_checkpoint(struct super_block *sb, __u64 cno, int curr_mnt,
static int nilfs_freeze(struct super_block *sb)
{
- struct the_nilfs *nilfs = NILFS_SB(sb)->s_nilfs;
+ struct the_nilfs *nilfs = sb->s_fs_info;
int err;
if (sb->s_flags & MS_RDONLY)
@@ -464,7 +461,7 @@ static int nilfs_freeze(struct super_block *sb)
static int nilfs_unfreeze(struct super_block *sb)
{
- struct the_nilfs *nilfs = NILFS_SB(sb)->s_nilfs;
+ struct the_nilfs *nilfs = sb->s_fs_info;
if (sb->s_flags & MS_RDONLY)
return 0;
@@ -527,7 +524,7 @@ static int nilfs_statfs(struct dentry *dentry, struct kstatfs *buf)
static int nilfs_show_options(struct seq_file *seq, struct vfsmount *vfs)
{
struct super_block *sb = vfs->mnt_sb;
- struct the_nilfs *nilfs = NILFS_SB(sb)->s_nilfs;
+ struct the_nilfs *nilfs = sb->s_fs_info;
struct nilfs_root *root = NILFS_I(vfs->mnt_root->d_inode)->i_root;
if (!nilfs_test_opt(nilfs, BARRIER))
@@ -591,7 +588,7 @@ static match_table_t tokens = {
static int parse_options(char *options, struct super_block *sb, int is_remount)
{
- struct the_nilfs *nilfs = NILFS_SB(sb)->s_nilfs;
+ struct the_nilfs *nilfs = sb->s_fs_info;
char *p;
substring_t args[MAX_OPT_ARGS];
@@ -660,7 +657,7 @@ static inline void
nilfs_set_default_options(struct super_block *sb,
struct nilfs_super_block *sbp)
{
- struct the_nilfs *nilfs = NILFS_SB(sb)->s_nilfs;
+ struct the_nilfs *nilfs = sb->s_fs_info;
nilfs->ns_mount_opt =
NILFS_MOUNT_ERRORS_RO | NILFS_MOUNT_BARRIER;
@@ -668,7 +665,7 @@ nilfs_set_default_options(struct super_block *sb,
static int nilfs_setup_super(struct super_block *sb, int is_mount)
{
- struct the_nilfs *nilfs = NILFS_SB(sb)->s_nilfs;
+ struct the_nilfs *nilfs = sb->s_fs_info;
struct nilfs_super_block **sbp;
int max_mnt_count;
int mnt_count;
@@ -726,7 +723,7 @@ int nilfs_store_magic_and_option(struct super_block *sb,
struct nilfs_super_block *sbp,
char *data)
{
- struct the_nilfs *nilfs = NILFS_SB(sb)->s_nilfs;
+ struct the_nilfs *nilfs = sb->s_fs_info;
sb->s_magic = le16_to_cpu(sbp->s_magic);
@@ -821,7 +818,7 @@ static int nilfs_get_root_dentry(struct super_block *sb,
static int nilfs_attach_snapshot(struct super_block *s, __u64 cno,
struct dentry **root_dentry)
{
- struct the_nilfs *nilfs = NILFS_SB(s)->s_nilfs;
+ struct the_nilfs *nilfs = s->s_fs_info;
struct nilfs_root *root;
int ret;
@@ -873,7 +870,7 @@ static int nilfs_try_to_shrink_tree(struct dentry *root_dentry)
int nilfs_checkpoint_is_mounted(struct super_block *sb, __u64 cno)
{
- struct the_nilfs *nilfs = NILFS_SB(sb)->s_nilfs;
+ struct the_nilfs *nilfs = sb->s_fs_info;
struct nilfs_root *root;
struct inode *inode;
struct dentry *dentry;
@@ -886,7 +883,7 @@ int nilfs_checkpoint_is_mounted(struct super_block *sb, __u64 cno)
return true; /* protect recent checkpoints */
ret = false;
- root = nilfs_lookup_root(NILFS_SB(sb)->s_nilfs, cno);
+ root = nilfs_lookup_root(nilfs, cno);
if (root) {
inode = nilfs_ilookup(sb, root, NILFS_ROOT_INO);
if (inode) {
@@ -916,25 +913,16 @@ static int
nilfs_fill_super(struct super_block *sb, void *data, int silent)
{
struct the_nilfs *nilfs;
- struct nilfs_sb_info *sbi;
struct nilfs_root *fsroot;
struct backing_dev_info *bdi;
__u64 cno;
int err;
- sbi = kzalloc(sizeof(*sbi), GFP_KERNEL);
- if (!sbi)
+ nilfs = alloc_nilfs(sb->s_bdev);
+ if (!nilfs)
return -ENOMEM;
- sb->s_fs_info = sbi;
- sbi->s_super = sb;
-
- nilfs = alloc_nilfs(sb->s_bdev);
- if (!nilfs) {
- err = -ENOMEM;
- goto failed_sbi;
- }
- sbi->s_nilfs = nilfs;
+ sb->s_fs_info = nilfs;
err = init_nilfs(nilfs, sb, (char *)data);
if (err)
@@ -993,16 +981,12 @@ nilfs_fill_super(struct super_block *sb, void *data, int silent)
failed_nilfs:
destroy_nilfs(nilfs);
-
- failed_sbi:
- sb->s_fs_info = NULL;
- kfree(sbi);
return err;
}
static int nilfs_remount(struct super_block *sb, int *flags, char *data)
{
- struct the_nilfs *nilfs = NILFS_SB(sb)->s_nilfs;
+ struct the_nilfs *nilfs = sb->s_fs_info;
unsigned long old_sb_flags;
unsigned long old_mount_opt;
int err;
@@ -1083,7 +1067,6 @@ static int nilfs_remount(struct super_block *sb, int *flags, char *data)
struct nilfs_super_data {
struct block_device *bdev;
- struct nilfs_sb_info *sbi;
__u64 cno;
int flags;
};
diff --git a/fs/nilfs2/the_nilfs.h b/fs/nilfs2/the_nilfs.h
index 793bd27..f496814 100644
--- a/fs/nilfs2/the_nilfs.h
+++ b/fs/nilfs2/the_nilfs.h
@@ -31,7 +31,6 @@
#include <linux/blkdev.h>
#include <linux/backing-dev.h>
#include <linux/slab.h>
-#include "sb.h"
struct nilfs_sc_info;
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